Home / 26,455,774.60-39,683,661.90-17,385,848.20

Finding the Fourth Proportional to 26,455,774.60, 39,683,661.90 and 17,385,848.20

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Solution

The fourth proportional to 26,455,774.60, 39,683,661.90 and 17,385,848.20 is: 26,078,772.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,455,774.60 : 39,683,661.90 = 17,385,848.20 : x
  2. Step 2: Convert to fraction form
    26,455,774.60/39,683,661.90 = 17,385,848.20/x
  3. Step 3: Cross multiply
    26,455,774.60x = 39,683,661.90 × 17,385,848.20
  4. Step 4: Simplify right side
    26,455,774.60x = 689,934,121,813,523.50
  5. Step 5: Solve for x
    x = 689,934,121,813,523.50/26,455,774.60
  6. Step 6: Final answer
    x = 26,078,772.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.